The most dangerous poison is the feeling of achievement. The antidote is to think every evening what can be done better tomorrow.

发现的快乐无疑是推动科学前进的动力。

释义：大丈夫立身处世，应当随机应变，怎能固执于一种方式？

In mathematics, the art of proposing a question must be held of higher value than solving it.

The secret of happiness is to see all the marvels of the world, and never to forget the drops of oil on the spoon.

真理是神，神就是真理。